CINXE.COM

Just a moment...

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9135a4fc5dface11',cH: 'yZPwC7LKLBcGQcSG63updiLHhTQZ8z_hFKqcrPwROQk-1739793914-1.2.1.1-hdth.S5uLdy6OHB7UyCsUHzXUwamReU4L34Ec525pmh2lCo9_NZqi0lZr9iPLn5p',cUPMDTk: "\/abstracts\/search?q=quantum%20secure%20direct%20communcation%20security&__cf_chl_tk=RNJN82D6ZVbXyxwzZjCZEITzn27rhg43EG17ZUxCfiQ-1739793914-1.0.1.1-a_0DsY6Vd5B2izaIypuONlQhdC4QkyIeMpzk9NXhBng",cFPWv: 'b',cITimeS: '1739793914',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=quantum%20secure%20direct%20communcation%20security&__cf_chl_f_tk=RNJN82D6ZVbXyxwzZjCZEITzn27rhg43EG17ZUxCfiQ-1739793914-1.0.1.1-a_0DsY6Vd5B2izaIypuONlQhdC4QkyIeMpzk9NXhBng",md: "nqp0sweKdow66QOG3MqPTTwwuiYeHookX1I1EQ6WsN8-1739793914-1.2.1.1-vtMvtngSKBuIfaokJCvNsF8BoDgXZfAZ4WnddWkfDePRxMQ5gLo8FMcYiTyP8VgFD6cxB_b73mA8g2a_84YmszYR80kpUJ2I9ezbke8SETwFh7eL_rwcoI_6vvrVxK8mvHPwXRvca56ls8FoGAO3JcFXGl4CVx5KaLoVN7Z1EBnBZ12ZzviAry4hIZkES_.mrhNGNFaMeVP6c1Ah3LfofAGSn4iGhmFUPdqLRLmt46.xOCGmHwOQpARxPzqEopdnRjgL7noidiIvGt0r0M0hbix51ELUAEm1HjfExFwNes3MNTojdkxg8Zp.cmecnZHxprunINDWx2v9NJ19slh6zMWKK30sP9l1HbMka.TI33HhK5F4_6xLlu_ZJEm4djjRQJzaVGGs3qMnEzpH58lq0C3j1SMb.CWIxV531l5Yvvh.NoLYoM6srRMrohOOlf7UH5wFtwKpLlDchIFFIkBo_pcw1nC1a9e2dn9tgX.a3Q1Eqz96w13DwCZfwxYFr87hPPEa8ts9FPjJxQa8YYqZgZAnEbC3kcNtKCowpLIeIYAmF1rOS8H88f9TdwzldP1uwEHgDE_KzGNbTpAkxVe.KaYjSHM2sUZz9eQlLcSZetzGr1mPNiJ6rWbtqHHARfVZ7dg9LOSAeoZvuBYjP34MxvyQwgBrXIQQqB3vgqpQGydqNAj2d2_HIXwI0ZGNgXY9D4BwEoLKi3zI2AffMHqOt6QQIxYaDIrMHHnvt_Ly8j4EEotyK827FFarO3BdSCyA_rNhZ.ptoQ8pmuMh9mnxFZ8kcizUuluEVzZo85DN7VwR4cvz49QhFMY9uDbACM04hs0MQ9kSWtyeWr.fyjwrmFkrmIE7EZvAX3Q8lteRcDTwrqeeQ53JQ_GAMT_OSQG.IpAgahSSPel5aKoKd.z_ZlmloHjzeoISFvBqt6_I6bCEUFKVowXWarfyIW7aw3SfQHc9qfKTgyunLwkHO7FRO5CmizsO0Y8Q..HxN0Pe.Rz84cHdDY1YjJ4HAVm_cqs8jrK1_0AO.NXAynOoxeMdPPV5BYE4JbFP23ZlzfqgPgX.gRtj0um7tAnz1KghGrAokZvbmfYBlt6gVEpJAOqxkbXinjUhIirkqkSS19902QMA7eYEztBx6zka1aU6gtgdqGqYg6yK0bo3md8b8YVksDWZHmF9sQxLOK5OqL3RoRclMERd9KUReyIyLqu.fLni7zOxo20IkM8KICYcJ3A4hslLMVYBnUyJfwnTLbRTUiBH2D8eUOSfpznawZFkKVao9zkUu8IyTxPdCOSXY5JSegGffw7mXhPYddsRfXMKERs7kg9RsNd0GgE8WVm_7ylJSqUIvQ2rxLug1ZnlfZUUGm8b2CWIF.RiFGQ6jwru_o8WRg58UNGZs3Jsbg539fd0ZXt9T1enmS6wmdgKgxO3Wm0CKzI3jg183IdZuJD01TrLuC_0GDS04M5F7LMYLPIza7ZJeOhP9KY3hTlYnPc6w0afiUpPKG8itLZEqnCfQBM485bqJepI_gQzNjor8FqM.idzDqSZGmTEbISPgt2UZpT.ozJaiGJU35eD7ijXl5UqiV29gtcRxQ..ZR5eo.HlgxJjcXj.Ig9KjTV1aqo2Ppkt3X9YPF9qgkJdK3fsKzE6WnB2vmsgKGHH.B2aFVL2_AZeUYaupbiYyJDvXFDh1F.duwXrKJDd2XjV9DpIOC.F.7Q1e4CTQlLvMHNV0_hHVejVJjSE5QMyd8xSF1qAAA.KZ7K.jfTgNjnerC5_E_MHYqAq9QFQ3pnlJDasnJK5TGHW2o1G8h0oUe5cNtG5kFr6C2656JYUW3Yl.7o5WzTHLxMslzv_1_TJ4PQZj5fTDmXI0kEcidvGRpXQxwHkUHU4YbLbrQPdOIWe.0C4IIAfLRdTqp5DvjcWlxWzHIxYCTQOXUyJZL6gOl0.GaGywaWyYrQ7LWTx0t37AzXyC.hrEl.Yi4AI8Xcp9qz1EMAa5S0jknnt.TN19jPkNYZflXwenS_3C4wGtAL.sdEe0U2tu9.GE6iPLmg2iYCozoAF",mdrd: "pCi52Qrtol2L_WRZcbezZNDKnW_mN_9T4aucPoARg.w-1739793914-1.2.1.1-ih6K8ZWVMYSeOlUxGUS8Hw5bIawOH3Wc5ZdaGae5RTXBaGkDHsOsANVJt2AfU3o5llaD.tOdo0o6WmzP8F.ljNPe4hqx.taLbmZKFBg3xjYQzkxLP0Be0r20BG8fl8xiLKc1rvaP7WpwoTP_RLPRtUifmboMnyTSY7qIK4pgDsiB1iS9iztRM.dJVWYODrYiA9dPMpvvzzJ8D79Abz86pmXCzGpxnntv9jPZaWK9ILNoJK.cInBott9pgHYQvvTUHGZwu.M_oaVWIpvgn3GgiKAllKWolYjCJ2zrf.jVKH.tTk6XxmAm6AWCkHVjx2IHIgFTGpR4X2z31xu0v2HoPisdBNPLavJWotLmuHV7MWBANCLVKJ4ZFV_eRPyENY9.smtJPzFlvXBu6XbbClsQO0YnhX7A_flxlt5bn9Zm5j9d_AK6kZCX_cSHxk7qEvnuQ6W4bpUeEQqLhe0nJtIukuWBI5gckE.OcbC4QpljXVvCuSdM8WWkCmj47T.RRtcvqOH9iiOS_uNzS9eblMbLmHV7ngTrEfdBjbx9mJ3v.EwfYIUi9UI9L3T8eTaQLGVp.Yalnb2ygL2Bm8efkQdx.j1CPWWm3jxqTCVapaHO3t95BojtDGpN.MrJ0o.KXHXsHoMuXaF8ds6gBejRM27b_zzx53uPTIY24En1F..JGZzRt98ggPYjY.aPdothhQXxDiE9AoKXfUcihq5OXfxjg7tJ6XSbrN9NnmUhBOpfhpB4KLnUQ1SAEc60G809lkX9chX2PHNz82oC9_eJGgHme288yoKIxnN0NfCtMYExmR7uGZ74Gk1_gTvjmMAHOwyEgpqFvaxrsypULxrgIubwaigBN5dGl1rUv_5OJCYwGrrpvDNoD6dlikZVjoa8RaOJwnDaeFRLzkh60PStThGBqW83nIZsBg9gxauCbSFgqiYglaMif1WVV8o5bLhVGwiuniLTVbCpaCW4t2abZl_CuUq0vBjP62DjpfpazvOl3pPSlxma4r7vMUWR9e3kXfBv9JAqBBG_NeQWcFh3EfeTCNorB5Gx12QugSZthIhWEyXOcIAj_fjpPaXqGy3dlx9_ZAdXG0ZTmxrQlqI0VRz5SQl1MQWsdRdDJvv0bVpKt1gDgndRe4Ygew_0Tu6u1ZuFqv6KD191dZwKTurz21wYUue6Mt57FEoRGUGxhzX4CBNqf9eWUOVafW0gPIdGgomomdiQBeuWfA6PSyiLHdSN7rboWb4KQwO9IKCh4gLqniu4VE1B5qmmNP76L0huKD16EZA1WXkLYKUTgn.y2aM9I46UwwWs.dmH3KPF0X3Rjz9IB9ZvzEc6YgpfcbtOAg4KtswA5dYAI2mYHW6irzG3qDKsbup8nmCLt4OQk3x2vkWlTjV_RvmN.Q87SuEI_91_RJyNZ8n4ZbSVKNtEpsFJa1QYPbdQA_OBW_9ul.zS8veVDcVFZQxejZrCyjyjFH1ieV8Wx9cV9Vibsknke9DVabEqBLNdUCfUJkVaFM4AJieC4lfyFncLIZ628mEdT7buH2ld9yul.FmHdg1ZULGdgHA6YP3y2nP17KFATYqTHThuYR3e7Vh0sIGiJz1TcAuu88EEPns.RNIzsS1V8m5Ywo5EWNxT21EZAAoGEqyZ8sJxWeyGR4WuxWJL.EpXxIAujD6lE7pvSkZjXz6xgtlC9xzN9Rjn7YmDOrvVXTBOKN1xSuGTX8m2Qj9C8ggkXIWxSdrexadCDHADgrwzTz.Q0DdZHp7Mmly0Qx0FVQtZw9VZZiN_5mMTkpJ5a.j4mwX1prnOFdXyiH4JK6UflGZnOzxeOe4.xwZTSGg.BwKtg3F71cMwfbvIpo4sW9xsF0MEZ8w2w6yHMygyH_mJj396_aGbAmoA6bOorUHoDj7YNR3MW9w.qCIYwBefU5R3Q3Q8Co6GiN8aVID7HLLhjJP0q6llPSLVP8ue106zsCN33jMxJvajkpV8fTIQrG62eBT4Tgi.EIz2GL2wHs.d30P92JoywvYVgE6s9YgAoowi_J4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9135a4fc5dface11';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=quantum%20secure%20direct%20communcation%20security&__cf_chl_rt_tk=RNJN82D6ZVbXyxwzZjCZEITzn27rhg43EG17ZUxCfiQ-1739793914-1.0.1.1-a_0DsY6Vd5B2izaIypuONlQhdC4QkyIeMpzk9NXhBng" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>